冒泡排序

package com.mc.Demo;public class Sort {    public static void main(String[] args) {        // TODO Auto-generated method stub        int[] arr={3,6,2,4,9,7};        for(int i = 0;i<arr.length-1;i++)        {            for(int j=0;j<arr.length-1-i;j++){                if(arr[j]>arr[j+1]){                    int temp = arr[j];                    arr[j]=arr[j+1];                    arr[j+1]=temp;                }            }        }        for(int i=0;i<arr.length;i++){            System.out.print(arr[i]+" ");        }    }}